Finding the Third Proportional to 120,157,579 and 246,685,069
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Solution
The third proportional to 120,157,579 and 246,685,069 is: 506,447,647.95
Step by Step Solution
- Step 1: Write the proportion equation
120,157,579 : 246,685,069 = 246,685,069 : x - Step 2: Convert to fraction form
120,157,579/246,685,069 = 246,685,069/x - Step 3: Cross multiply
120,157,579x = 246,685,069 × 246,685,069 - Step 4: Simplify right side
120,157,579x = 60,853,523,267,534,760 - Step 5: Solve for x
x = 60,853,523,267,534,760/120,157,579 - Step 6: Final answer
x = 506,447,647.95
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Why These Related Problems?
These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.